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Reduce argument list to ipfw_divert(), as args holds the rule ref and

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the direction. While here make 'tee' a bool.
This commit is contained in:
Gleb Smirnoff 2019-03-14 22:31:12 +00:00
parent cef9f220cd
commit b00b7e03fd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=345164
1 changed files with 7 additions and 9 deletions
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16
sys/netpfil/ipfw/ip_fw_pfil.c
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@ -85,7 +85,7 @@ VNET_DEFINE_STATIC(int, fwlink_enable) = 0;
int ipfw_chg_hook(SYSCTL_HANDLER_ARGS);
/* Forward declarations. */
static int ipfw_divert(struct mbuf **, bool, struct ipfw_rule_ref *, int);
static int ipfw_divert(struct mbuf **, struct ip_fw_args *, bool);
#ifdef SYSCTL_NODE
@ -281,8 +281,7 @@ ipfw_check_packet(struct mbuf **m0, struct ifnet *ifp, int flags,
break;
}
MPASS(args.flags & IPFW_ARGS_REF);
(void )ipfw_divert(m0, dir == DIR_IN, &args.rule,
(ipfw == IP_FW_TEE) ? 1 : 0);
(void )ipfw_divert(m0, &args, ipfw == IP_FW_TEE);
/* continue processing for the original packet (tee). */
if (*m0)
goto again;
@ -441,8 +440,7 @@ ipfw_check_frame(struct mbuf **m0, struct ifnet *ifp, int dir,
/* do the divert, return 1 on error 0 on success */
static int
ipfw_divert(struct mbuf **m0, bool incoming, struct ipfw_rule_ref *rule,
int tee)
ipfw_divert(struct mbuf **m0, struct ip_fw_args *args, bool tee)
{
/*
* ipfw_chk() has already tagged the packet with the divert tag.
@ -454,7 +452,7 @@ ipfw_divert(struct mbuf **m0, bool incoming, struct ipfw_rule_ref *rule,
struct m_tag *tag;
/* Cloning needed for tee? */
if (tee == 0) {
if (tee == false) {
clone = *m0; /* use the original mbuf */
*m0 = NULL;
} else {
@ -474,7 +472,7 @@ ipfw_divert(struct mbuf **m0, bool incoming, struct ipfw_rule_ref *rule,
* Note that we now have the 'reass' ipfw option so if we care
* we can do it before a 'tee'.
*/
if (!tee) switch (ip->ip_v) {
if (tee == false) switch (ip->ip_v) {
case IPVERSION:
if (ntohs(ip->ip_off) & (IP_MF | IP_OFFMASK)) {
int hlen;
@ -523,11 +521,11 @@ ipfw_divert(struct mbuf **m0, bool incoming, struct ipfw_rule_ref *rule,
FREE_PKT(clone);
return 1;
}
*((struct ipfw_rule_ref *)(tag+1)) = *rule;
*((struct ipfw_rule_ref *)(tag+1)) = args->rule;
m_tag_prepend(clone, tag);
/* Do the dirty job... */
ip_divert_ptr(clone, incoming);
ip_divert_ptr(clone, args->flags & IPFW_ARGS_IN);
return 0;
}